After more investigations on the forum, it appear the subject is known. It is linked with the Video Toolbox hardware acceleration. Unchecking it solves my issue.
I would advise to get some details about this in the description of the options, because this subject becomes a real problem for OLED users (due to the poor handeling of above black levels).
1. No user installed addons are supported, python or otherwise.
2. No, they really are not supported.
3. They are not coming back
4. Read from 1. again
Any mention of illegal streaming sites, addons or any pirated material will not be tolerated. This is not democracy and any offenders will be banned and posts deleted immediately without warning.
Other than that, we hope you enjoy MrMC so far and we welcome any input and feedback you might have.
Team MrMC.
2. No, they really are not supported.
3. They are not coming back
4. Read from 1. again
Any mention of illegal streaming sites, addons or any pirated material will not be tolerated. This is not democracy and any offenders will be banned and posts deleted immediately without warning.
Other than that, we hope you enjoy MrMC so far and we welcome any input and feedback you might have.
Team MrMC.